economy or is it capitalism? but the last also is voe takes a va additional view of investment which is we're simply building capital to meet the demands of consumers as opposed to what we're doing in our economy which is pouring money into innovation. you don't need demand to fund innovation. if you really part through the numbers and recalculate investment to include innovation, which is largely salaried and appears as the intermediate cause of product, not as investment in and of itself, you see we've had a very high rise in investment and we'll have a more volatile economy but all the indications are consistent with that higher productivity, fast her growth, more employment. >> you know, i think that joe's point is well taken. and i think the fourth reason says you talk about inequality in your "new york times" article. the one that is most compelling to me is the issue about investing in education. our participation in education is about the future. and what we've seen with much of higher education is that f